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<title>libao - function - ao_play</title>
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<td><p class=tiny>libao documentation</p></td>
<td align=right><p class=tiny>libao version 1.2.2 - 20161114</p></td>
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<h1>ao_play</h1>

<p><i>declared in "ao/ao.h";</i></p>

<p>Play a block of audio data to an open device.  Samples are interleaved by
channels (Time 1, Channel 1; Time 1, Channel 2; Time 2, Channel 1;
etc.) in the memory buffer.

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<pre><b>
int ao_play(<a href="ao_device.html">ao_device</a> *device, char *output_samples, uint_32 num_bytes);
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<h3>Parameters</h3>
<dl>
<dt><i>device</i></dt>
<dd>Pointer to device structure as returned by <a href="ao_open_live.html">ao_open_live()</a> or <a href="ao_open_file.html">ao_open_file()</a></dd>
<dt><i>output_samples</i></dt>
<dd>Memory buffer containing audio data.</dd>
<dt><i>num_bytes</i></dt>
<dd>Number of bytes of audio data in the memory buffer.</dd>
</dl>

<h3>Return Values</h3>
<blockquote>
<li>non-zero value indicates success.</li>

<li>0 indicates failure.  The device should be closed.</li>
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<td><p class=tiny>copyright &copy; 2001-2003 Stan Seibert, 2010-2016 Monty</p></td>
<td align=right><p class=tiny><a href="http://www.xiph.org/">xiph.org</a><br><a href="mailto:monty@xiph.org">monty@xiph.org</a></p></td>
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<td><p class=tiny>libao documentation</p></td>
<td align=right><p class=tiny>libao version 1.2.2 - 20161114</p></td>
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